The harmful effects of soil pollution may come from direct contact with polluted soil or from contact with other resources, such as water or food which has been grown on or come in direct contact with the polluted soil.
A reason for your arm or hand falling asleep at night could be because of having a stroke. A stroke is a life-threatening emergency that happens when there is a disruption in the flow of blood to your brain. This can cause paralysis, loss of consciousness, numbness on one side of the body, and impaired speech.
Narcolepsy does not actually belong to the group of excessive sleeping disorders. It is a neurological disorder that causes excessive sleepiness and interferes with normal activities of daily living. People with narcolepsy may have trouble getting to sleep at night and then find fall asleep during the day. Narcoleptics may also develop sudden weakness of the muscles and experience episodes of sleep paralysis. Another neurological disorder, restless leg syndrome, makes it difficult to sleep.